Modulation is a process of superposing
- Alow frequency radio signal on low frequency audio waves.
- Bhigh frequency audio signal on low frequency radio waves.
- Clow frequency audio signal on high frequency radio waves.
- Dhigh frequency radio signal on low frequency audio signal.
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Similar Questions
The process of superimposing a signal frequency (i.e.,audio wave) on a carrier wave is known as:
If a transmitting antenna of height $105 \,m$ is placed on a hill, then its coverage area is (in $\,km^2$)
Which type of medium is used for optical communication?
Easy
View SolutionThe modulation index for an $A.M.$ wave having maximum and minimum peak-to-peak voltages of $14\,mV$ and $6\,mV$ respectively is:
The height of the transmitting antenna,if $TV$ programs have to cover a population in an area of radius $64 \ km$,is: [Use Radius of earth $= 6.4 \times 10^6 \ m$] (in $m$)
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